Q:"Recently Apple releases iOS 12.2 to provide more new features. However, when I get ready to download the latest iOS, iPhone won't let me update. What can I do to fix it?" - Icey

It's must be hot thing for iOS users to make update to iOS 12.2 due to its appealing features, such as Apple TV+, Apple News+, Apple Arcade, Apple TV Channels, Apple Card, and new TV app. But just as what said by Icey, you may be hindered during the update process. Is there an iPhone won't update issues in front of you at present? No worries. Now let's explore the possible causes of this update problem and come up with effective solutions together.

Reasons Why iPhone Won't Update iOS


The first and most important thing is to figure out exactly why the iPhone can't be updated as normal. The following is what we especially collect and list for your reference.

1. The iPhone cannot compatible with the latest iOS 12 (iPhone cannot run iOS 12);

2. Update iPhone with unstable internet connection or WIFI;

3. The iPhone may be low on battery;

4. The iOS beta version is running on iPhone still;

5. The update process does not complete;

6. The iPhone is unable to reach the update server;

7. There is no enough and available storage space to download iOS 12 software.

Solution 1: Charge iPhone before Updating iOS

As is often the case, an iOS update requires sufficient charge (over 50%). Thus, what's the simplest thing you cannot ignore is to make sure your iPhone has enough power. If not, just go to connect it with the original charger before initiating an iOS update.
charge iphone

Solution 2: Check Internet/WIFI Connection

As a matter of fact, a weak or bad network can cause the iPhone to stop updating halfway. Therefore, it's critical to guarantee a stable and strong internet connection in the process of downloading iOS 12. Have a careful check or you can change to download iOS software from another WIFI connection. Besides, go to restart the WIFI router in your own way.
wifi connection

Solution 3: Make Sure Enough Free Space on iPhone

It's essential to keep enough free space left on your iPhone to have an update. To do it, you are supposed to delete some needless apps and data in your own way. Here's how to check and make room for the latest version of iOS downloading.
iphone storage
Step 1: Tap on the "Settings" app on your iPhone;
Step 2: Go for "General" > "iPhone Storage";
Step 3: Check how much storage is available on iPhone and decide to leave space.

Solution 4: Update iPhone with iTunes

If your iPhone won't update still, you can make the full use of iTunes on your computer to update iOS in a manual manner. It is pretty straightforward and requires no skills.
check for update itunes
Step 1: Open iTunes on computer and connect iPhone with an USB cable;
Step 2: Press on the "iPhone" device button at the top of iTunes window;
Step 3: Go ahead to "Summary" > "Check for Update";
Step 4: Click on "Download and Update" to confirm your option and start the task.

Solution 5: Update iPhone with "Settings" App

Another solution that can be applied to fix iPhone won't update software issue is to take the aid of iPhone "Settings". It's fairly forthright and easy-to-handle. Now you can have a close look below:
software update
Step 1: Open the "Settings" app on iPhone;
Step 2: Go forward to "General" > "Software Update";
Step 3: The new iOS update will show with a pop-up window; go to click the "Download and Install" button.

Solution 6: Fix iPhone Won't Update Issue Using an iOS Repair Tool

If you can't get away from the update problem with the aforementioned tips, you might as well try this professional and powerful iOS system recovery, Joyoshare UltFix. It is capable of repairing your system and updating the device with no data loss.

With the exception of iPhone stuck on checking for update, iPhone won't find update, iPhone won't update or restore or something similar, this marvelous software can even offer possibility to repair more iOS issues, like white Apple logo, black screen, iPhone stuck in DFU Mode, iPad frozen, iPhone stuck in boot loop, iPhone won't turn off, etc. What's more, it is good at restoring iPhone to factory settings without passcode or iTunes.

Key Features of Joyoshare UltFix iOS System Recovery:

Fix iPhone won't update professionally

With one-click free enter/exit Recovery Mode option

Be compatible with all iPhone models and iOS versions (iOS 12)

Repair more than 30+ iOS system problems in any scenario

joyoshare ultfix iphone system recovery win